lance armstrong sat down with oprah winfrey. what do you think of that segue? confessed using performance enhancing drugs during his cycling career. the interview scheduled to broadcast on oprah's network on thursday. here's the important part. it's unclear how forthcoming armstrong was about his doping program. "the new york times" is reporting he'd also planning to testify against several powerful people in cycling who knew about his doping and possibly facilitated it. he's also said to be in discussions with the department of justice now to possibly testify in a federal whistle-blower case, that case involving the cycling team sponsored by the united states postal service and armstrong would testify against several team owners, including investment banker thomas waddell who founded the team and ultimately financed much of armstrong's early career and much of the later, i don't know, did either of you guys know tom? >> i know tom. >> what do you think? he was behind the yahoo! he was the yahoo! ipo. >> oh, he was a great investor. a great high tech investor.